.clear::after{
    content:"";
    display: block;
    clear: both;
}
/* 选择 */
#box{
    border: 1px solid gray;
    margin-top: 3%;
    margin-left: 15%;
    margin-right: 3%;

}
#chuku{
    overflow: hidden;
    background-color: #EFF3F8;
    margin-top: 0;
    margin-bottom: 0;
}
.content{
    border: 1px solid gray;
}
ul,li{
    list-style: none;
}
#chuku li{
    float: left;
    width: 150px;
    height: 40px;
    line-height: 40px;
    background-color: white;
    color: white;
    text-align: center;
    cursor: pointer;
    transition: all 0.5s linear;

}
#chuku>li:last-child{
    margin-left: 10px;
}
#pre,
#next,
.pageItem:hover{
    border: 1px solid blue;
}
/* 表格部分 */
#mytable {
    background-color: rgb(255, 255, 255);
/*     
    border: 1px solid gray; */
    width: 96%;
    margin: 2%;
    /* border-right: 1px solid gray;
    border-bottom: 1px solid gray; */
}
#mytable th{
    /* border-left: 1px solid gray; */
   height: 40px;
   line-height: 40px;
   background-color: #F1F1F1;
   text-align: center;

    
}
#mytable tr{
    /* border: 1px solid gray; */
    height: 40px;
    line-height: 40px;
    background-color: white;
    text-align: center;
}
span:hover{
    cursor: pointer;
} 
/* 页码 */
#pre,
#next,
.pageItem {
  float: left;
  width: 40px;
  height: 40px;
  text-align: center;
  /* border-radius: 50%; */
  line-height: 40px;
  background-color: white;
  margin: 0 10px;
  cursor: pointer;
  border: 1px solid gray;
}
.pagination{float: right;
width: 50%;
cursor: pointer;
}
.dropup{
    float: right;
}
/* 模态框 */
.modal-body>p>span{
    display: block;
    width: 100px;
    float: left;
    height: 35px;
    line-height: 35px;
    font-size: 16px;
    margin-left: 20px;
  }
  .modal-body>p>input{
    width: 250px;
    height: 35px;
    display: block;
  }
  .xsmt>p>span{
    display: block;
    width: 100px;
    float: left;
    height: 35px;
    line-height: 35px;
    font-size: 16px;
    /* margin-left: 20px; */
  }
  .xsmt>p>.form-control{
    width: 250px;
    height: 35px;
    display: block;
  }
  .xsmt1>p>span{
    display: block;
    width: 100px;
    float: left;
    height: 35px;
    line-height: 35px;
    font-size: 16px;
    margin-left: 20px;
  }
  .xsmt1>p>.form-control{
    width: 250px;
    height: 35px;
    display: block;
  }
  /* 选项卡 */
.content1{
      display: none;
      transition: all 0.5s linear;
  }
/* 提交内容框 */
#content_xinxi{
   margin: 2%;
   padding: 2%;
   padding-bottom: 0;

    border:1px solid gray;
}
.neirong{
    padding-left: 10%;
}
.neirong>p>span{
    line-height: 40px;
    height: 40px;
    font-size: 16px;
    font-weight: bold;
    width: 40px;
    /* margin-left: 3%; */
    
    width: 80px !important;
}
.neirong>p>select{
    height: 40px;
    width: 250px;
    font-size:14px;
    margin-left: 30px;
}
.neirong>p>input{
    height: 40px;
    width: 250px;
    font-size:14px;
    margin-left: 34px;
}
.neirong>p>textarea{
    height: 150px;
    width: 250px;
    font-size:14px;
    margin-left: 34px;
}
.zuo{
    margin-left: 80px;
    width: 15%;
    font-size:16px;
  
}
#anniu{
   width: 80px;
   height: 30px;
   background-color: #438EB9;
   color: white;
   border: 5px solid #438EB9;
   border-radius: 5px;
   margin-left: 80px;
}
#anniu:hover{
    border: 5px solid green;
}
.er{
    font-size: 16px;
    margin-left: 80px;
    /* margin-left:-9%; */
}
.change{
    border: 1px solid blue;
    height: 50px;
    width: 100px;
    background-color: blue;
    color: white;
}
.del{
    border:1px solid tomato;
    background-color: tomato;
    color: white;

}
.chukurq>span{
        margin-left: 0 !important;
        line-height: 40px;
        height: 40px;
        font-size: 16px;
        width: 80px !important;
        font-weight: bold;
        /* margin-left: 3%; */
       
}
* {
    margin: 0;
    padding: 0;
}
#header {
    background-color: rgb(36,104,169);
    color: white;
}
#header>span {
    float: left;
    display: block;
    margin: 0 2%;
    font-size: 20px;
    height: 50px;
    line-height: 50px;
}
#header>div,
#header>div>div {
    float: right;
}
#header>div {
    height: 50px;
    line-height: 50px;
    background-color: rgb(7,85,151);
    margin-right: 2%;
    width: 11%;
    cursor: pointer;
}
#header>div>div:nth-of-type(1) {
    margin: 2% 10% 0 0 ;
}
#header>div>div:nth-of-type(2) {
   margin: 0 5%;
   font-size: 16px;
}
#header>div>div:nth-of-type(3) {
    background-color: white;
    color: black;
    width: 44px;
    height: 44px;
    margin: 3px 1% 0 8%;
    border-radius: 50%;
    text-align: center;
} 
#header>div>div:nth-of-type(3)>span {
    display: block;
    line-height: 44px;
    font-size: 20px;
}
#nav {
    height: 40px;
    overflow: hidden;
    width: 100%;
    border: 1px solid rgb(229, 229, 229);
}
#nav>li {
    list-style-type: none;
    cursor: pointer;
    height: 40px;
    line-height: 40px;
    border: 1px solid rgb(228, 228, 228);
    background-color: white;
    padding-left: 30%;
}
#nav>li:first-child {
    background-color: rgb(245,245,245); 
    padding-left: 0;
}
#nav_header>span {
    padding: 0 3% 0 10%;
}
#nav_header>span:last-child {
    margin-left: 20%;
}
#nav>li:hover {
    background-color: white;
    color: #2B7DBC;
}
#left_nav {
    width: 12%;
    background-color: rgb(245,245,245); 
    float: left;
}




  


